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Individual Calculations February 2015 |
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| Del, Val Josefa Total change: -23.20 | |   |
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| 38. Zurich Weihnachtsopen Allgemein | Zurich | SUI | 2014-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1526 | 1.50 | 4 | -0.44 | 20 | -8.80 | |
|  Mazzoni, Livio | | | 1907 | SUI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Milovanovic, Milos | | | 1727 | SUI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Guarisco, Gianna | | | 1283 | SUI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Gueldenapfel, Thomas | | | 1272 | SUI | 1.00 | 1 | 0.19 | 20 | 3.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Schachfestival Basel Amateure 2015 | Basel | SUI | 2015-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1526 | 0.50 | 5 | -0.72 | 20 | -14.40 | |
| | Ferrari, Matteo | | | 1814 | SUI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Williams, Johann | | | 1750 | SUI | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Amigo, Alberto | | | 1689 | SUI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Werther, Jens | | | 1676 | GER | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Fischer, Paul | | | 1713 | SUI | 0.00 | 1 | -0.26 | 20 | -5.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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